Specification for tunnelling

Title pages......Page 1
Dedication......Page 3
Foreword......Page 9
Acknowledgements......Page 11
1.3 Guide structure and objectives......Page 12
1.4 Definitions......Page 14
1.6 References......Page 17
2.2 Operational requirements......Page 19
2.3 Serviceability and requirements......Page 22
2.5 Commercial framework......Page 24
2.6 Management of risk......Page 25
2.7 References......Page 30
3.2 Ground investigation......Page 31
3.3 Soil and rock description and classi.cation......Page 37
3.4 Groundwater identi.cation in soils and rocks......Page 38
3.5 Ground appreciation – link between investigation and design......Page 39
3.6 Geotechnical parameters required for tunnel lining design......Page 42
3.7 Ground improvement and groundwater control......Page 47
3.8 Reference ground conditions......Page 48
3.9 References......Page 49
4.4 Considerations of durability related to lining type......Page 51
4.5 Design and speci.cation for durability......Page 53
4.6. Fire resistance......Page 60
4.7 Waterproo.ng......Page 65
4.8 References......Page 69
5.1 Introduction......Page 70
5.2 Engineering design process......Page 72
5.3 Design considerations......Page 74
5.4 Segmental linings......Page 86
5.5 Sprayed concrete linings......Page 90
5.7 Special constructions......Page 94
5.8 Design guidelines on performance requirements......Page 100
5.9 References......Page 106
6.2 Errors and approximations......Page 109
6.3 Design methods......Page 112
6.5 References......Page 124
7.1 Prediction of ground movements......Page 126
7.2 E.ects of ground movements......Page 128
7.3 Compensation grouting......Page 129
7.4 References......Page 131
8.2 Value of instrumentation and monitoring......Page 133
8.4 Instrumentation and monitoring and lining design......Page 134
8.5 Management of third-party issues......Page 142
8.6 Data acquisition and management......Page 143
8.7 Case histories......Page 145
8.8 References......Page 146
9.2 Design stage......Page 148
9.3 Manufactured linings......Page 150
9.4 Cast in situ and sprayed concrete linings......Page 151
9.5 Monitoring......Page 152
10.1 Heathrow Express – design and performance of platform tunnels at Terminal 4......Page 155
10.2 Design of Channel Tunnel lining......Page 160
10.3 Great Belt railway tunnels......Page 170
10.4 Instrumentation of the CTRL North Downs Tunnel......Page 174
10.5 References......Page 176
Appendix 1 Abbreviations and symbols......Page 177
A2.2 Scope......Page 179
A2.3 Risk register......Page 180
A2.4 References......Page 187
Bibliography......Page 188
Index......Page 190